Skip to Main Content

An official website of the United States government

Government Funding Lapse

Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit  cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at OPM.gov.

View 0 Studies Requested

Browse Lab Results > 2014-0020

Trial Summary

About CDAS Project, PI, Publications: Vitamin D, Vitamin D Binding Protein and Prostate Cancer Risk in African American Men

Datasets


Site: Prostate

Inclusion Criteria:

  • All Male I-Arm Subjects
  • BQ Returned
  • No Rare Cancers
  • Has Biochemical Consent
  • Non-Hispanic Black Subjects Only
  • No Prior History of Cancer
  • First Cancers Only
  • Has Any Serum
  • Has .15 ml Pre-DX Most Distal Serum
  • Matched at a 2-1 Ratio
  • Eliminate Dropped Subject
  • Finalized Population (Selected)

Matching Factors:

  • Age at Randomization (+/- 5 years)
  • Study Year of Draw
  • Draw Date +/- 210 Days
  • Days in Study

Match Ratio: 2 to 1

Match Technique: Individual Matching Only Non-Cases as Controls

Additional Matching Comments: Standard 2-1 Match


Analytes:

  • 25-Hydroxyvitamin D
  • 25-Hydroxyvitamin D2
  • 25-Hydroxyvitamin D3
  • Vitamin D Binding Protein

Number of Cases: 226

Number of Controls: 452